i-375 improvement project...1 min slower than no-build 1 min slower than no-build inbound to i-375...
TRANSCRIPT
I-375 was built as a gateway to Downtown Detroit in 1964. After 50 years of use, it needs to be reconstructed. MDOT is deciding what to do with the I-375 corridor and the I-75/I-375/Gratiot Connector interchange.
I-375 IMPROVEMENT PROJECTI-375 IMPROVEMENT PROJECT
SCREENING PROCESS
6 Illustrative AlternativesSix Illustrative Alternatives from the
2014 PEL Study were examined
Screening ProcessA screening process scored how each Illustrative
Alternative met the project’s Purpose & Need
2 Practical AlternativesTwo Practical Alternatives developed from the
highest scoring Illustrative Alternatives
2014 Planning and Linkages StudyThe 2014 Planning and Linkages (PEL) Study, the I-375 Alternatives
Study, identified a Purpose and Need for the project
keyboard_arrow_downkeyboard_arrow_downkeyboard_arrow_downkeyboard_arrow_down1 Preferred Alternative
MDOT will hold a public hearing to present the social, economic, and environmental impacts of the two
Practical Alternatives that will ultimately lead to a decision of the
Preferred Alternative.
Refinements made based on public feedback and detailed technical environmental analysis
Illustrative Alternatives developed from the 2014 PEL Study
AlternativesScreening by thetechnical team
PRACTICAL ALTERNATIVE 4
PRACTICAL ALTERNATIVE 5
Meets the Purpose & Need
1 2 3ILLUSTRATIVE ALTERNATIVES 4 5 6
Best Serves the Needs of Non-Motorized Users
Easiest to Build and Maintain
Enables Economic Development & Placemaking
SCREENING RESULTS
*Freeway interchange not shown
*Freeway interchange not shown
VISIT OUR WEBSITEwww.michigan.gov/i375study
EMAIL [email protected]
MDOT PROJECT MANAGERJonathan Loree, PESenior Project Manager(313) [email protected]
CONTACT US
TRAFFIC OPERATIONSFALL/WINTER 2017
SPRING 2018Public Hearing
Preparation of Final Documentation
Identify a Preferred Alternative
Construction Letting
Construction Starts
Begin Final Design Phase
Advisory Committee Meetings
WHAT'S NEXT
Preparation of the Environmental Assessment Report
SUMMER 2018
FALL 2019
FALL 2021
SUMMER 2022
Early Preliminary Engineering Phase Risk Mitigation:
Cost-EstimateUtility CoordinationDevelop Construction Procurement Method30% Design Plans
Open House Public Meeting tointroduce the Practical AlternativesWE ARE HERE
I-375 IMPROVEMENT PROJECTI-375 IMPROVEMENT PROJECT
MORNING TRAVEL TIMES (MINUTES)
5.2 Min
Future No-Build
Future Boulevard
7.5 Min
3.1 Min5.2 Min
2 min slower than No-Build
2 min slower than No-Build
2 min slower than No-Build
3 min slower than No-Build
3 min slower than No-Build
1 min faster than No-Build
1 min faster than No-Build
6 min faster than No-Build
2 min slower than No-Build
Similar travel times
Similar travel times
Similar travel times
1 min slower than No-Build
1 min slower than No-Build
1 min slower than No-Build
1 min slower than No-Build
INBOUND TO I-375 SBPEAK DIRECTION
OUTBOUND FROM I-375 NB
12.3 Min11.1 Min
4.1 Min5.8 Min
3.2 Min5.5 Min
2.4 Min2.4 Min
INBOUND TO I-375PEAK DIRECTION
OUTBOUND FROM I-375
INBOUND GRATIOTPEAK DIRECTION
OUTBOUND GRATIOT
Minutes 0 2 4 6 8 10 12 14 16
0.9 Min1.9 Min
1.0 Min2.1 Min
INBOUND FROM I-375 SBPEAK DIRECTION
OUTBOUND TO I-375 NB
CHRY
SLER
FREE
WAY
FISH
ERFR
EEW
AYGR
ATIO
TAV
ENUE
GREE
KTOW
N
AFTERNOON TRAVEL TIMES (MINUTES)
INBOUND TO I-375 SB
OUTBOUND FROM I-375 NBPEAK DIRECTION
INBOUND TO I-375
OUTBOUND FROM I-375PEAK DIRECTION
INBOUND GRATIOT
OUTBOUND GRATIOTPEAK DIRECTION
Minutes 0 2 4 6 8 10 12 14 16
INBOUND FROM I-375 SB
OUTBOUND TO I-375 NBPEAK DIRECTION
CHRY
SLER
FREE
WAY
FISH
ERFR
EEW
AYGR
ATIO
TAV
ENUE
GREE
KTOW
N
4.8 Min7.8 Min
6.4 Min5.7 Min
5.5 Min8.3 Min
12.1 Min6.3 Min
2.5 Min2.4 Min
3.0 Min3.0 Min
1.0 Min1.8 Min
0.5 Min1.5 Min